1.  The fundamental units in S.I. System are :
A. Centimetre, gram, second
B. Foot, pound, second
C. Metre, kilogram, second
D. Kilometre, kilogram, minute

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2.  The fundamental units in S.I. system, are the same as that of
A. C.O.S. units
B. F.P.S. units
C. M.K.S. units
D. None of these.

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3.  The basic quantity in the International system of units, is
A. length and mass
B. time and temperature
C. mole and light intensity
D. all the above.

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4. The bar used for defining the standard metre at the International office of weights and measures at Sevres near Paris, is composed of
A. 50% platinum and 50% iridium
B. 60% platinum and 40% iridium
C. 70% platinum and 30% iridium
D. 90% platinum and 10% iridium.

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5.  The thickness of a micron, is
A. le m
B. le.
C. le m
D. 10-12 m.

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6. The SI unit of the force is
A. Newton
B. Kilogrames
C. Joule
D. Erg.

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7.  The unit kg/m3 is used for
A. force
B. density
C. volume
D. pressure.

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